13210021121210 has 16 divisors (see below), whose sum is σ = 24112939963392. Its totient is φ = 5209585794000.

The previous prime is 13210021121173. The next prime is 13210021121237. The reversal of 13210021121210 is 1212112001231.

It is a happy number.

13210021121210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9302831066 + ... + 9302832485.

It is an arithmetic number, because the mean of its divisors is an integer number (1507058747712).

Almost surely, 2^{13210021121210} is an apocalyptic number.

13210021121210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13210021121210 is a deficient number, since it is larger than the sum of its proper divisors (10902918842182).

13210021121210 is a wasteful number, since it uses less digits than its factorization.

13210021121210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18605663629.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 13210021121210 its reverse (1212112001231), we get a palindrome (14422133122441).

The spelling of 13210021121210 in words is "thirteen trillion, two hundred ten billion, twenty-one million, one hundred twenty-one thousand, two hundred ten".